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  5. Owner's Manual

Oceanic DATA PLUS Owner's Manual

Other manuals for DATA PLUS: Owner's Manual
Manual is about: DATA PLUS

Summary of DATA PLUS

  • Page 1

    Owner's guide data plus 2 oceanic ®.

  • Page 2: Responsible Computer Diving

    ® ii responsible computer diving • always plan each dive • always limit your dive to the level of your training and experience • always make your deepest dive first • always make the deepest part of every dive first • check your computer often during the dive • do a safety stop on every dive • allow...

  • Page 3

    Data plus 2 iii warnings and safety recommendations • the data plus 2 is intended for use by recreational divers who have successfully completed a nationally recognized course in scuba diving, and diving with enriched nitrogen-oxygen (nitrox) mixtures. • it is intended only for no decompression divi...

  • Page 4

    ® iv limited two-year warranty for details, refer to the product warranty registration card provided. Copyright notice this owner’s guide is copyrighted, all rights are reserved. It may not, in whole or in part, be copied, photocopied, reproduced, translated, or reduced to any electronic medium or m...

  • Page 5

    Data plus 2 v features and displays ....................................................................................... 1 introduction ............................................................................................................................................. 2 interactive contr...

  • Page 6

    ® vi contents (continued) ea mode ................................................................................................................................................. 20 summary of access to set modes .........................................................................................

  • Page 7

    Data plus 2 vii contents (continued) after the transition period ................................................................................................................... 37 •• to view temperature/date/time ......................................................................................

  • Page 8

    ® viii contents (continued) oxygen exposure ................................................................................................................................. 53 •• partial pressure of oxygen ................................................................................................

  • Page 9

    1 data plus 2 features and displays refer to page 12 for - warnings and safety recommendations.

  • Page 10: Introduction

    2 ® introduction welcome to oceanic and thank you for choosing the data plus 2 ! The data plus 2 has a wide array of features described in detail throughout the pages that follow. Due to the importance that they be understood thoroughly prior to using the data plus 2, information will be expanded up...

  • Page 11: Informational Displays

    3 data plus 2 informational displays operational modes and status information are visually represented numeri- cally and/or graphically and can be understood at a glance with the aide of uni- versal icons (fig. 2) that identify and bring quick focus to the displays. Seg- mented bar graphs will show ...

  • Page 12

    4 ® universal graphic diver interface ™ three bar graphs referred to as the universal graphic diver interface ™ appear around the perimeter of the screen (fig. 3). These segmented bar graphs are located next to green, yellow, and red color coded portions of the peripheral decal that denote normal, c...

  • Page 13

    5 data plus 2 representation of just how close you are to the no decompression limit with a yellow caution (c.Z.) zone. This caution zone portion of the bar graph allows you to make a decision re- garding safety stop duration or necessity. While you cannot provide a guaran- tee against the occurrenc...

  • Page 14

    6 ® gen loading decreases, the bar graph will begin to recede, indicating that addi- tional exposure (accumulation) is allowed for that dive, and 24 hour period. The o2 bar graph also assists you with managing high partial pressure of oxy- gen (po2) by flashing the large red danger zone segment as a...

  • Page 15

    7 data plus 2 ft ft n o d e c o c .Z . D ec o c .Z . O 2 max o 2 ft ft n o d e c o c .Z . D ec o c .Z . O 2 max dive time remaining one of the most important pieces of information on the data plus 2 is the pat- ented dive time remaining numeric display. To numerically display dive time remaining, th...

  • Page 16

    8 ® as you ascend from depth following a dive that has approached the no decom- pression limit, the tissue loading bar graph will recede as control shifts to slower compartments. This is a feature of the decompression model that is the basis for multilevel diving, one of the most important advantage...

  • Page 17

    9 data plus 2 ft ft n o d e c o c .Z . D ec o c .Z . O 2 max alpha/numeric displays depth displays during a dive, currentdepth and maximum depth reached during that dive are displayed from 0 to 330 feet (99.5 meters) in 1 foot (.5 meter) incre- ments (fig. 10 a & b). During a decompression dive, the...

  • Page 18: Backlight Feature

    10 ® ambient temperatures from 0 ° to 99 ° f (-9 to 60 ° c) are displayed when the advance (left) button is pressed while in the surface mode or in a dive mode. Backlight feature in addition to using a high contrast lcd for easy readability in low light condi- tions, the backlight features evenly il...

  • Page 19: Operating Temperature

    11 data plus 2 operating temperature the data plus 2 will operate in almost any temperature diving environment in the world between 0 and 140 ° f (-9 and 60 ° c). At extremely low temperatures, the lcd may become sluggish, but this will not affect it's accuracy. If stored or transported in extremely...

  • Page 20

    12 ® warnings and safety recommendations • inspect your data plus 2 prior to every dive, checking for any signs of the entrance of mois- ture, damage to the housing, or damage to the lcd display. If these or other signs of dam- age are found, return the unit to an authorized oceanic dealer. Do not a...

  • Page 21

    13 data plus 2 activation and setup refer to page 21 for - warnings and safety recommendations.

  • Page 22: Activation

    14 ® n o d e c o c .Z . D ec o c .Z . O 2 activation to activate the data plus 2, press the select (right) button once and release. The data plus 2 will immediately enter diagnostic mode, displaying all “8’s” (fig. 11), followed by “dashes”, and a countdown from 9 to 0. While conduct- ing diagnostic...

  • Page 23: Main Mode Menu

    15 data plus 2 n o d e c o c .Z . D ec o c .Z . O 2 fig. 13 - low battery if battery voltage is below the level sufficient for a day's operation, the battery icon will be displayed, flashing (fig. 13a). Below 15% of rated voltage, all graphic displays will shut off except the battery icon that will ...

  • Page 24: Entering Settings

    16 ® entering settings • the advance (left) button is used to gain access to settings. • the select (right) button is used to toggle between, or scroll through, the individual set points available for each of the settings. • the advance (left) button is then used to accept and save the set point and...

  • Page 25

    17 data plus 2 to set: date//hour format//time • press both buttons simultaneously, while in surface mode • press advance (left) button 1 time • the date appears with the year setting flashing (fig. 15a) • press select (right) button until the correct year appears • press advance (left) button 1 tim...

  • Page 26

    18 ® • the time appears with the hour setting flashing (fig. 17a) • press select (right) button until the correct hour appears. • press advance (left) button 1 time to accept the setting displayed • the minute setting flashes (fig. 17b) • press select (right) button until the correct minute appears....

  • Page 27

    19 data plus 2 • press select (right) button until the desired rate appears. • press advance (left) button to accept the setting displayed, and either - • revert to surface mode (this setting changed) • advance to set: unit (this setting not changed) to set: units of measure • press both buttons sim...

  • Page 28

    20 ® • press both buttons simultaneously, while in surface mode • press advance (left) button 9 times • fo2 50 appears with on or off flashing (fig. 20) • press select (right) button to toggle between 'on' and 'off' • press advance (left) button to accept the setting displayed, and either - • revert...

  • Page 29

    21 data plus 2 warnings and safety recommendations • never activate the data plus 2 underwater. This may result in inaccurate depth and no-de- compression time displays. If the unit is activated when deeper than 4 feet (1 meter) under- water, or at elevations higher than 14,000 feet (4,267 meters), ...

  • Page 30

    22 ® summary of access to set modes ( settings entered by the factory appear in italics) to access a specific set mode from the surface mode, press the button(s) as follows: set mode to access toview to save to access> both '1' time> • alternate display (off) left '0' time> right - toggle (on/off)> ...

  • Page 31

    23 data plus 2 pre dive and dive modes refer to page 34 for - warnings and safety recommendations.

  • Page 32: Operational Modes

    24 ® operational modes while on the surface the interactive control console enables you to access six operational modes and activate the backlight. During a dive it enables you to view 'alternate' displays of information and activate the backlight. Temperature/date/time mode to view ambient temperat...

  • Page 33

    25 data plus 2 fo2 50% default if the default is set to 'on' and fo2 is set to a value 'greater than 21%', the fo2 value will automatically revert to 50% 10 minutes after that dive. • fo2 must be reset for each repetitive nitrox dive, or the value will auto- matically 'default' to 50 (fig. 23) and t...

  • Page 34

    26 ® fig. 25 - setting fo2 setting fo2 to access fo2 mode while in the surface mode and set the unit for air or the percentage (%) of oxygen (fo2) in your nitrox mix: • press the advance (left) button 2 times • press the select (right) button, repeatedly or press and hold, until the value of fo2 for...

  • Page 35

    27 data plus 2 once a dive is made with the data plus 2 set as a nitrox computer (fo2 set for a numerical value), it cannot be set for 'air' until 24 hours after the last nitrox dive. However, you can set fo2 for 21% for use with air. Pre dive planning sequence™ oceanic strongly recommends that you ...

  • Page 36

    28 ® with each depth display, you will see either 'predicted' no decompression limits based upon your previous dive profiles (if calculated to be nitrogen controlled), or 'predicted' oxygen tolerance limits based upon either a single dive oxygen dose or your 24 hour accumulation of oxygen (if calcul...

  • Page 37

    29 data plus 2 be displayed flashing (fig. 30). Depth and time displays will not appear until the o2 bar graph recedes into the green (normal) zone (e.G., your daily oxygen dosage decreases an amount equivalent to the amount accumulated during the latest dive completed). No decompression dive mode a...

  • Page 38

    30 ® if the alternate display is set to 'on', information includes (fig. 32): current depth and dive time remaining (and icon). Elapsed dive time and maximum depth are 'accessed' in large format, as described below. Secondary display (access if alternate is set on or off) to view water temperature, ...

  • Page 39

    31 data plus 2 decompression dive mode the data plus 2 provides information that will help you avoid, or if necessary, manage emergency decompression. The decompression dive mode activates when the tissue loading bar graph enters the red 'deco' zone (fig. 35a). Violation modes the data plus 2 enters...

  • Page 40: Ascending To The Surface

    32 ® ft ft n o d e c o c .Z . D ec o c .Z . O 2 max ascending to the surface while ascending to shallower depths, the segments that have filled up the tis- sue loading bar graph will begin to recede (fig. 36), offering a graphic repre- sentation of your multilevel diving capability. By 'backing off'...

  • Page 41: Altitude Diving

    33 data plus 2 the variable ascent rate indicator™ shows how fast you are ascending. When you exceed the maximum recommended ascent rate of 60 feet per minute (18 meters per minute), the bar graph will enter the red (too fast) zone (fig. 37a). You will be alerted by all segments of the bar graph fla...

  • Page 42

    34 ® warnings and safety recommendations • the percentage of oxygen (fo2) in the nitrox mix being used must be set 'before each' nitrox dive, unless the fo2 50% default is set to 'off'. • the pre dive planning sequence provides predicted times for subsequent dives. Depending on cylinder size, breath...

  • Page 43

    35 data plus 2 post dive modes refer to page 43 for - warnings and safety recommendations.

  • Page 44

    36 ® first 2 hours after a dive when you ascend to 3 feet (1 meter) or shallower, the data plus 2 will enter surface mode (fig. 38) and begin counting your surface interval. Transition period the first 10 minutes is, in affect, a transition period during which time the following information is displ...

  • Page 45

    37 data plus 2 to view that dive's log (during the transition period): • press the advance (left) button 2 times, or - • press the advance (left) button 1 time, if viewing temperature/date/ time • the unit will revert to surface mode after 2 minutes, if no button is pressed data will not be stored i...

  • Page 46

    38 ® to access fo2 mode: • press the advance (left) button 2 times (while in surface mode) • if the fo2 default was set off, the fo2 setting displayed will be the same value previously set (fig. 41). • if the fo2 default was set on, the fo2 value displayed (fig. 42) will be the 'default value' of 50...

  • Page 47

    39 data plus 2 the pre dive planning sequence will only scroll to the maximum depth al- lowed by the nitrogen or oxygen limit, whichever is in control. The respective bar graph will be displayed to indicate which is in control. To access time to fly and desaturate countdowns: • press the advance (le...

  • Page 48

    40 ® log mode information from your 12 latest dives is stored in the log for viewing. After 12 dives are accumulated, each subsequent dive will overwrite the oldest dive in the log (i.E., the most recent dive deletes the oldest). Log information will not be lost when batteries are removed, but facto...

  • Page 49

    41 data plus 2 to access a specific dive's log, press the advance (left) button repeatedly. To view the second screen (nitrogen log) for that dive (fig. 48): • press the select (right) button 1 time • log mode icon • dive number • maximum depth reached for the dive (and icon) • elapsed dive time (an...

  • Page 50

    42 ® to exit log mode and return to the surface mode (at any time): • press the advance (left) button repeatedly to proceed through the re- maining recorded dives. • the unit will automatically revert to surface mode after 2 minutes, if no button is pressed after the first 2 hours two hours after th...

  • Page 51

    43 data plus 2 to access the external access (ea) mode: this mode is used only to download data to the oceanlog™ pc software program. • press both buttons simultaneously (while in surface mode) • press the advance (left) button 10 times • the letters ea appear, flashing (fig. 51) • press the advance...

  • Page 52

    44 ® summary of access to post dive modes during the first 2 hours after a dive* (after the 10 minute transition period has ended): modes to access to view backlight press either '1 time' (if low light level is sensed) temperature/date/time press left '1 time' fo2 set press left '2 times' > press ri...

  • Page 53

    45 data plus 2 handling the extremes refer to pages 56-58 for - warnings and safety recommendations.

  • Page 54

    46 ® avoiding and managing decompression the data plus 2 is a sophisticated instrument designed with capabilities that go beyond the range of recreational diving with compressed air. It will help you to avoid and, if necessary, manage decompression. Tissue loading bar graph™ the tissue loading bar g...

  • Page 55

    47 data plus 2 decompression dive mode the data plus 2 is designed to help you by providing a complete representa- tion of how close you are to entering decompression. Decompression dive mode activates when theoretical no decompression time/depth limits are ex- ceeded. In the event that you enter de...

  • Page 56

    48 ® ft ft n o d e c o c .Z . D ec o c .Z . O 2 secondary display (access if alternate is set on or off) to view water temperature, time of day, and if fo2 was set for a numerical value, display the current level of po2 (fig. 54): • press the advance (left) button 1 time • the unit will revert to th...

  • Page 57: Violation Modes

    49 data plus 2 once all required decompression has been completed, the data plus 2 will switch to the no decompression dive mode. This is indicated by total ascent time = 0:00, and the tissue loading bar graph receding into the yellow cau- tion zone. Time dive remaining now appears in place of total...

  • Page 58

    50 ® above the ceiling 1 1 / 2 minutes of penalty time is added to required stop time. The added penalty decompression time will have to be 'worked off' first, before obtaining off-gassing credit. Once the penalty time is worked-off, and off-gas- sing credit begins, required decompression stop depth...

  • Page 59

    51 data plus 2 flash. When the required stop depth indicates 50 ft/ 15 m, 40 ft/ 12 m, 30 ft/ 9 m, 20 ft/ 6 m, then 10 ft/ 3 m, you can ascend to, but no shallower than those depths and continue decompressing. The data plus 2 cannot accurately calculate decompression times for stop depths much great...

  • Page 60

    52 ® operate with limited functions (current depth, max depth, and elapsed dive time) in gauge mode during the remainder of that dive and for 24 hours after surfacing. Gauge mode underwater, the gauge mode (fig. 62) is a continuation of the immediate vio- lation mode that turns the data plus 2 into ...

  • Page 61: Oxygen Exposure

    53 data plus 2 exceeding maximum operating depth the maximum depth the data plus 2 will display all of its features is 330 feet (99.5 meters). Upon exceeding 330 feet (99.5 meters), the tissue loading bar graph will flash, and the depth and maximum depth displays will only indi- cate 3 dashes (- - -...

  • Page 62

    54 ® high po2 dive mode the data plus 2 enters the high po2 dive mode when partial pressure of oxy- gen becomes equal to, or greater than, 1.40 ata. The current po2 value and the symbol 'po2' will appear in the center portion of the display (fig. 66). If the alternate display is set to on, they repl...

  • Page 63

    55 data plus 2 ance. Use it as a visual reference to place a wider margin of protec- tion between you and the limits. If the theoretical amount of oxygen accumulated equals, or exceeds, the limit for a single exposure, or exposure for a 24 hour period, oxygen dive time re- maining becomes 0:00. The ...

  • Page 64

    56 ® warnings and safety recommendations • there are few legitimate excuses for making unplanned decompression dives, and the conse- quences of this type of diving can be severe. By making an unplanned decompression dive without the necessary preparation and training, you will have placed yourself i...

  • Page 65

    57 data plus 2 warnings and safety recommendations • exiting the water with the tissue loading bar graph in the red decompression zone greatly increases the risk of decompression sickness, and may result in injury or death. • the oxygen features of the data plus 2 are intended for use only by recrea...

  • Page 66

    58 ® warnings and safety recommendations • maximum limits for exposure to oxygen should not be exceeded, and the consequences of cns (central nervous system) oxygen toxicity can be severe, resulting in gran mal convul- sions and drowning. • conducting repetitive dives using enriched nitrogen-oxygen ...

  • Page 67

    59 data plus 2 care and maintenance refer to page 68 for - warnings and safety recommendations.

  • Page 68: Care And Cleaning

    60 ® n o d e c o c .Z . D ec o c .Z . O 2 care and cleaning the data plus 2 must be protected from shock, excessive heat, chemical at- tack, and tampering. The housing, made of an impact resistant resin, is ex- tremely shock resistant but susceptible to chemical attack and scratches. To protect the ...

  • Page 69

    61 data plus 2 must be completed one year after purchase (+/- 30 days). Oceanic recom- mends that you continue to have this inspection performed every year to en- sure your data plus 2 is working properly. The costs of annual inspections are not covered under the terms of the 2 year limited warranty...

  • Page 70: Battery Life

    62 ® additional information is available at the oceanic web site - http://www.Oceanicusa.Com note: be sure to record all dives in the log. Dive log data will be erased whenever your data plus 2 receives factory service. Battery life battery consumption rate varies throughout periods of operation, wh...

  • Page 71: Low Battery Condition

    63 data plus 2 low battery condition during unit operation, voltage level is checked every 10 minutes. A low bat- tery condition is indicated by the battery icon appearing on the display (fig. 69a). Upon decreasing to a voltage level that will not maintain proper unit op- eration, the icon will flas...

  • Page 72

    64 ® console - bend the rubber console boot back to expose the edge of the module. If the boot is flexible enough to permit, you may bend it back far enough to scoop the module out with your index finger. Otherwise, it may be necessary to insert a blunt screwdriver until the tip rests just underneat...

  • Page 73

    65 data plus 2 • if damage is found, return your data plus 2 to your authorized oceanic dealer, and do not attempt to use it until it has re- ceived factory service. If moisture or corrosion is found in the battery compartment, do not use it until it has received proper service. It is best to have y...

  • Page 74

    66 ® battery installation • to replace the battery hatch o-ring, lightly lubricate it with silicon grease and place it on the beveled outer edge of the battery compartment (fig. 71a). Ensure that it is evenly seated. Note: this o-ring must be a genuine oceanic part that can be purchased from your au...

  • Page 75

    67 data plus 2 inspection • activate the unit and watch carefully as it performs a full diagnostic and battery check and enters surface mode. • observe the lcd display to ensure it is consistently clear and sharp in contrast throughout the screen. • if any portions of the display are missing or appe...

  • Page 76

    68 ® warnings and safety recommendations • when the low battery icon is displayed prior to a dive, do not attempt to dive with the data plus 2 until the batteries are replaced. • never, under any circumstances, poke any object through any slots or holes of the data plus 2. Doing so may damage the de...

  • Page 77

    69 data plus 2 reference refer to page 70 for - warnings and safety recommendations.

  • Page 78

    70 ® warnings and safety recommendations • diving at high altitude requires special knowledge of the variations imposed upon divers, their activities, and their equipment by the decrease in atmospheric pressures. Oceanic rec- ommends completion of a specialized altitude training course by a recogniz...

  • Page 79: No Decompression Limits

    71 data plus 2 no decompression limits note how the no decompression limits for the data plus 2 are contrasted with the u.S. Navy limits (fig. 73). For most depths, the data plus 2 provides somewhat less no decompression times than the u.S. Navy tables. However, while the no decompression limits may...

  • Page 80: Oxygen Exposure Limits

    72 ® oxygen exposure limits predicted exposure limits and oxygen calculations of the data plus 2 are based on maximum exposure durations (fig. 74) published by the national oceanic and atmospheric administration in the october 1991 noaa diving manual. Multiple tissue tracking the data plus 2 tracks ...

  • Page 81

    73 data plus 2 fig. 75 - tissue compartment control fig. 76 - tissue compartment control hand-over 11 20 10 40 9 80 8 120 7 160 etc. Etc. No. Of segments tissue half-time display seen by the diver 9 v 9^ 40 20 no. Of segments tissue half-time display seen by the diver 9 n o d e c o c .Z . D ec o n o...

  • Page 82

    74 ® specifications no decompression model basis: • modified haldanean algorithm • 12 tissue compartments data base: • diving science and technology (dsat) - rogers/powell performance: • tissue compartment halftimes (in mins.) spencer’s “m” values 5, 10, 20, 40, 80, 120, 160, 200, 240, 320, 400, 480...

  • Page 83

    75 data plus 2 specifications (continued) variable ascent rate indicator™ (vari): segments feet/min. Meters/min. 0 0 - 20 0 - 6 normal zone (green) 1 21 - 30 6.5 - 9 caution zone (yellow) 2 31 - 40 9.5 - 12 3 41 - 50 12.5 - 15 4 51 - 60 15.5 - 18 too fast zone (red flashing) 5 61 + 18.5 + special di...

  • Page 84

    76 ® specifications (continued) setting fo2: • automatically set for 'air' upon activation • remains set for air unless an fo2 numerical value is set • nitrox set points from 21 to 50 % • if set for 21%, remains set for 21% until changed • if set for >21%, reverts to 50% 10 minutes after the dive (h...

  • Page 85: Glossary

    77 data plus 2 glossary air dive - a dive conducted using air (approximately 21% oxygen & 79% nitrogen) as the breathing gas. Algorithm - a step-by-step mathematical formula designed to accomplish a particular result (i.E. Dive time remaining in the data plus 2). Altitude dive - a dive made at an el...

  • Page 86

    78 ® glossary (continued) display - a visual readout of information. Dive log mode - a computer display of previous dive information. Dive time remaining - a display of the time before a diver must surface based on no-decompression status,or oxygen accumulation status. Elapsed dive time - the total ...

  • Page 87

    79 data plus 2 glossary (continued) otu - abbreviation for oxygen tolerance unit. A hamilton's repex method term for oxygen dose. Out of range - the point at which a dive computer can no longer supply correct dive information. Oxygen tolerance - dose or exposure to the physiological affects of eleva...

  • Page 88: Data Plus 2 Service Record

    80 ® data plus 2 service record serial number ________________ date of purchase ______________ purchased from _______________ below to be filled in by an authorized oceanic dealer: r e s p o n sible d iv e r date service performed dealer / technician the code of the responsible diver as a responsibl...

  • Page 89

    81 data plus 2 o 2 m ft ft max m n o d e c o c .Z . D ec o c .Z . O 2 oceanic smart glo ™ dataplus2 ® max g i j f c k e d a b m n l h a. Tissue loading bar graph b. Variable ascent rate indicator c. Oxygen loading bar graph d. Icon - low battery e. Icon - maximum depth f. Icon - log mode g. Icon - t...

  • Page 90

    Doc. No. 12-2144 (5/99) © 2002 design 1999 oceanic usa 2002 davis street san leandro, ca. 94577 usa phone: 510/562-0500 fax: 510/569-5404 web: http://www.Oceanicusa.Com.